In this article we will learn to implement a Java program to find the factorial of a number using recursion. A Java program is provided below to read a number and print the factorial of that number. Following program reads a number form the user and prints its factorial using recursion: import java.util.Scanner; public […]
In this article we will learn to implement a Java program to check if a given character is vowel or consonant. Following Java program reads a character from the user and prints out whether it is a vowel or not: import java.util.Scanner; public class Driver { public static void main(String[] args) { Scanner input = […]
In this article we will learn to implement a Java program to print even numbers in the range 1 to n. Following java program reads n value from the user and prints even numbers in the range 1 to n. Program is as follows: import java.util.Scanner; public class Driver { public static void main(String[] […]
In this article we will learn to implement a Java program to print odd numbers in the range 1 to n. A java program is provided below that reads n value from the user and prints the odd numbers in the range 1 to n. Program is as follows: import java.util.Scanner; public class Driver […]
In this article we will learn to implement a Java program to print sum of first n natural numbers. A Java program is provided below which reads n and prints the sum of the first n natural numbers. Following program reads a number n from the user and displays the sum of first n […]
In this article we will learn to implement a java program to compute the sum of digits in a given integer. A java program is provided below which reads a number from the user and prints out the sum of individual digits in the given number. For example, if the given number is 1234, program […]
In this article we will learn to implement a Java program to print Fibonacci series up to n terms. A java program is provided below which accepts the number of terms to display in the Fibonacci series and prints it: Program is as follows: import java.util.Scanner; public class Driver { public static void main(String[] […]
In this article we will learn to implement a Java program to add two numbers. A java program is provided below which reads two numbers from the user and displays their sum. Program is as follows: import java.util.Scanner; public class Driver { public static void main(String[] args) { Scanner input = new Scanner(System.in); System.out.println("Enter […]
In this article we will learn to implement an Applet program to handle mouse events. A Java applet program is provided below to handle various mouse events. Program is as follows: import java.applet.*; import java.awt.*; import java.awt.event.*; public class MouseApplet extends Applet implements MouseListener { String msg="Initial Message"; public void init() { addMouseListener(this); } […]
In this article we will implement an Applet program to draw a line, oval and rectangle. An Applet program is provided below to draw lines, ovals, and rectangles. import java.applet.*; import java.awt.*; public class GApplet extends Applet { public void paint(Graphics g) { g.drawLine(20, 20, 500, 20); g.drawRect(20, 40, 200, 40); g.fillRect(300, 40, 200, […]